13134867511 has 4 divisors (see below), whose sum is σ = 13165202512. Its totient is φ = 13104532512.

The previous prime is 13134867491. The next prime is 13134867521. The reversal of 13134867511 is 11576843131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13134867511 - 2⁵ = 13134867479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13134867521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15166851 + ... + 15167716.

It is an arithmetic number, because the mean of its divisors is an integer number (3291300628).

Almost surely, 2^13134867511 is an apocalyptic number.

13134867511 is a deficient number, since it is larger than the sum of its proper divisors (30335001).

13134867511 is an equidigital number, since it uses as much as digits as its factorization.

13134867511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30335000.

The product of its digits is 60480, while the sum is 40.

The spelling of 13134867511 in words is "thirteen billion, one hundred thirty-four million, eight hundred sixty-seven thousand, five hundred eleven".